The Knicks spent years looking for a giant. Jalen Brunson became something bigger.

As the confetti fell and the Knicks fans who had overrun the Frost Bank Center erupted in frenzy, Jalen Brunson walked stoically down the sideline to shake hands with Spurs coach Mitch Johnson.

SAN ANTONIO — When New York’s 53-year wait for an NBA championship finally ended Saturday, Karl-Anthony Towns bumped chests with Patrick Ewing. Coach Mike Brown hugged Spike Lee and wandered away from the orange-and-blue celebration at mid-court in disbelief.

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“It was surreal,” Brown said. “I couldn’t believe that it was happening.”

Amid the catharsis, Jalen Brunson stoically walked down the sideline to shake hands with Spurs coach Mitch Johnson. Only when he turned around and saw his father, Knicks assistant Rick Brunson, and his close friend Josh Hart, did the emotions come pouring out.